NPPES file of Aug 9, 2026

Hollis J. Cotton, MD

Internal Medicine Physician · Knoxville, TN

Hollis J. Cotton, MD is an internal medicine physician with a practice address in Knoxville, Tennessee, and NPI 1437194792, issued on Jun 19, 2006. Check the license (Tennessee 28911, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1437194792
Name
Hollis J. Cotton
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
28911 TN
Self-reported in NPPES; status is on the state search
Practice location
9333 Park West Blvd, Knoxville, TN 37923
Phone
(865) 531-4600
Enumerated
Jun 19, 2006
Record last updated
Feb 29, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicaid ID
3808108 TN
Medicare enrollment
Enrolled (PECOS I20100302000165); accepts Medicare assignment
Medical or professional school
University Of Mississippi School Of Medicine, 1992
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 9333 Park West Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lisa Bowling, MDFamily Medicine Physician1407891187
  2. Lauren Brown, APRN-BCAdult Health Nurse Practitioner1275667412
  3. Diana Brown Taylor, LCWSClinical Social Worker1073847836
  4. Udit Chaudhuri, MDInternal Medicine Physician1083640569
  5. Kellie Chernikow, DPTPhysical Therapist1144650284
  6. Christy Fields, PTPhysical Therapist1245597954

Verify Hollis J. Cotton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 28911
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

3.6 times the Medicare Part D claims of the average internal medicine physician in 2024

11,532 Medicare Part D claims for 615 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 383 claims were for opioids.

  1. Hollis Cotton11,532
  2. Specialty average3,176

Most prescribed

  1. Levothyroxine Sodium551 claims
  2. Amlodipine Besylate376 claims
  3. Rosuvastatin Calcium367 claims
  4. Atorvastatin Calcium346 claims
  5. Omeprazole314 claims
  6. Losartan Potassium283 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $1,260.63

82 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hollis Cotton$1,260.63
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Physiotherapy Associates IncLoudon, TN
  2. Summit Medical Group, PLLCKnoxville, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Hollis J. Cotton among 2,596 internal medicine physician records in Tennessee

Hollis J. Cotton, MD is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 46% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1992 · median 2003 among the 1,705 with a school on file
  • Record last updated2012 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

237 internal medicine physician records list a practice address in Knoxville

They are 237 of the 14,339 NPPES records with a practice address in Knoxville, and 2,596 internal medicine physician records in Tennessee.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Udit Chaudhuri, MDKnoxville, TN 379231083640569
  2. Edward Good, MDKnoxville, TN 379231376589903
  3. Ketan Hira, DOKnoxville, TN 379231346285608
  4. Jessica Ivey, MDKnoxville, TN 379231124096136
  5. James Kirby, MDKnoxville, TN 379231497791438
  6. Jerome McKenzie, MDKnoxville, TN 379231528003761
  7. Robert Montgomery, MDKnoxville, TN 379231124064167
  8. Karen Rader, M.D.Knoxville, TN 379231790733277

Common questions

What is Hollis J. Cotton, MD's NPI number?

Hollis J. Cotton, MD's National Provider Identifier (NPI) is 1437194792, issued on Jun 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Hollis J. Cotton, MD located?

The NPPES record lists a practice address at 9333 Park West Blvd, Knoxville, TN, 37923. Phone: (865) 531-4600. Providers update this record themselves, so call before visiting.

How can I verify Hollis J. Cotton, MD's license?

NPPES lists Tennessee license number 28911, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Hollis J. Cotton, MD prescribe under Medicare Part D?

In 2024, Hollis J. Cotton, MD had 11,532 Medicare Part D claims for 615 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.